Sha256: e8a05b4363108469edb454ea2a2842e5a9ee355d65e382abda076e21a4281cc7
Contents?: true
Size: 1.55 KB
Versions: 35
Compression:
Stored size: 1.55 KB
Contents
######################################################################
# test_head.rb
#
# Test case for the File.head method. This test should be run via
# the 'rake test_head' task.
######################################################################
require 'rubygems'
gem 'test-unit'
require 'test/unit'
require 'ptools'
class TC_FileHead < Test::Unit::TestCase
def self.startup
Dir.chdir('test') if File.exists?('test')
File.open('test_file1.txt', 'w'){ |fh| 25.times{ |n| fh.puts "line#{n+1}" } }
end
def setup
@test_file = 'test_file1.txt'
@expected_head1 = ["line1\n","line2\n","line3\n","line4\n","line5\n"]
@expected_head1.push("line6\n","line7\n","line8\n","line9\n","line10\n")
@expected_head2 = ["line1\n","line2\n","line3\n","line4\n","line5\n"]
end
def test_head_basic
assert_respond_to(File, :head)
assert_nothing_raised{ File.head(@test_file) }
assert_nothing_raised{ File.head(@test_file, 5) }
assert_nothing_raised{ File.head(@test_file){} }
end
def test_head_expected_results
assert_kind_of(Array, File.head(@test_file))
assert_equal(@expected_head1, File.head(@test_file))
assert_equal(@expected_head2, File.head(@test_file, 5))
end
def test_head_expected_errors
assert_raises(ArgumentError){ File.head(@test_file, 5, "foo") }
assert_raises(Errno::ENOENT){ File.head("bogus") }
end
def teardown
@test_file = nil
end
def self.shutdown
File.delete('test_file1.txt') if File.exists?('test_file1.txt')
end
end
Version data entries
35 entries across 35 versions & 2 rubygems